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result.iloc[i]=A.iloc[i]*X.iloc[i]+(1-A.iloc[i])*result.iloc[i-1] \n return result\ndef cal_cyc(df,N):\n hsl=pd.pivot_table(df,values='turn_0',index=['date'],columns=['instrument'])/100\n if N>0: \n AN=dma(N*hsl/(1+(N-1)*hsl),(1+(N-1)*hsl)/N)\n else:\n AN=hsl\n mclose=pd.pivot_table(df,values='close_0',index=['date'],columns=['instrument'])\n mopen=pd.pivot_table(df,values='open_0',index=['date'],columns=['instrument'])\n mid=(mclose+mopen)/2\n AN_1=AN.shift(1)\n AN_1.iloc[0]=0\n if N>0:\n CYCN=dma(mid*hsl/(AN-AN_1*(1-hsl)*4/5),1-(N-1)*AN_1*(1-hsl)/N/AN)\n else:\n CYCN=dma(mid*hsl/(AN-AN_1*(1-hsl)),1-AN_1*(1-hsl)/AN)\n cycn=CYCN.T.unstack().reset_index()\n cycn.columns=['date','instrument','cyc'+str(N)]\n df1=df.merge(cycn,on=['date','instrument']).copy()\n df1['close_0']=df1['cyc'+str(N)]\n return df1['close_0']\n# 按股票代码groupby计算个股超额收益率数据\ndef cyc(df,close_0,open_0,turn_0):\n return cal_cyc(df,5)\n\nbigquant_run = {\n 'cyc': 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# 本代码由可视化策略环境自动生成 2018年5月27日 21:08
# 本代码单元只能在可视化模式下编辑。您也可以拷贝代码，粘贴到新建的代码单元或者策略，然后修改。


m1 = M.instruments.v2(
    start_date='2014-01-01',
    end_date='2016-01-01',
    market='CN_STOCK_A',
    instrument_list='',
    max_count=0,
    m_cached=False
)

m2 = M.advanced_auto_labeler.v2(
    instruments=m1.data,
    label_expr="""# #号开始的表示注释
# 0. 每行一个，顺序执行，从第二个开始，可以使用label字段
# 1. 可用数据字段见 https://bigquant.com/docs/data_history_data.html
#   添加benchmark_前缀，可使用对应的benchmark数据
# 2. 可用操作符和函数见 `表达式引擎 <https://bigquant.com/docs/big_expr.html>`_

# 计算收益：5日收盘价(作为卖出价格)除以明日开盘价(作为买入价格)
shift(close, -5) / shift(open, -1)

# 极值处理：用1%和99%分位的值做clip
clip(label, all_quantile(label, 0.01), all_quantile(label, 0.99))

# 将分数映射到分类，这里使用20个分类
all_wbins(label, 20)

# 过滤掉一字涨停的情况 (设置label为NaN，在后续处理和训练中会忽略NaN的label)
where(shift(high, -1) == shift(low, -1), NaN, label)
""",
    start_date='',
    end_date='',
    benchmark='000300.SHA',
    drop_na_label=True,
    cast_label_int=True
)

m3 = M.input_features.v1(
    features="""# #号开始的表示注释
# 多个特征，每行一个，可以包含基础特征和衍生特征
close_0
open_0
turn_0""",
    m_cached=False
)

m4 = M.general_feature_extractor.v6(
    instruments=m1.data,
    features=m3.data,
    start_date='',
    end_date='',
    before_start_days=0,
    m_cached=False
)

m8 = M.instruments.v2(
    start_date=T.live_run_param('trading_date', '2016-01-01'),
    end_date=T.live_run_param('trading_date', '2017-01-01'),
    market='CN_STOCK_A',
    instrument_list='',
    max_count=0
)

m9 = M.general_feature_extractor.v6(
    instruments=m8.data,
    features=m3.data,
    start_date='',
    end_date='',
    before_start_days=0,
    m_cached=False
)

m15 = M.input_features.v1(
    features="""
# #号开始的表示注释
# 多个特征，每行一个，可以包含基础特征和衍生特征
cyc(close_0,open_0,turn_0)
""",
    m_cached=False
)

def dma(X,A):
    result=pd.DataFrame(np.zeros((len(X),X.columns.size)),index=list(X.index),columns=X.columns)
    result.iloc[0]=X.iloc[0]*A.iloc[0]
    for i in range(1,len(X)):
        result.iloc[i]=A.iloc[i]*X.iloc[i]+(1-A.iloc[i])*result.iloc[i-1]        
    return result
def cal_cyc(df,N):
    hsl=pd.pivot_table(df,values='turn_0',index=['date'],columns=['instrument'])/100
    if N>0:    
        AN=dma(N*hsl/(1+(N-1)*hsl),(1+(N-1)*hsl)/N)
    else:
        AN=hsl
    mclose=pd.pivot_table(df,values='close_0',index=['date'],columns=['instrument'])
    mopen=pd.pivot_table(df,values='open_0',index=['date'],columns=['instrument'])
    mid=(mclose+mopen)/2
    AN_1=AN.shift(1)
    AN_1.iloc[0]=0
    if N>0:
        CYCN=dma(mid*hsl/(AN-AN_1*(1-hsl)*4/5),1-(N-1)*AN_1*(1-hsl)/N/AN)
    else:
        CYCN=dma(mid*hsl/(AN-AN_1*(1-hsl)),1-AN_1*(1-hsl)/AN)
    cycn=CYCN.T.unstack().reset_index()
    cycn.columns=['date','instrument','cyc'+str(N)]
    df1=df.merge(cycn,on=['date','instrument']).copy()
    df1['close_0']=df1['cyc'+str(N)]
    return df1['close_0']
# 按股票代码groupby计算个股超额收益率数据
def cyc(df,close_0,open_0,turn_0):
    return cal_cyc(df,5)

m16_user_functions_bigquant_run = {
    'cyc':  cyc
}


m16 = M.derived_feature_extractor.v2(
    input_data=m4.data,
    features=m15.data,
    date_col='date',
    instrument_col='instrument',
    user_functions=m16_user_functions_bigquant_run
)

m5 = M.derived_feature_extractor.v2(
    input_data=m16.data,
    features=m3.data,
    date_col='date',
    instrument_col='instrument',
    user_functions={}
)

m6 = M.join.v3(
    data1=m2.data,
    data2=m5.data,
    on='date,instrument',
    how='inner',
    sort=False
)

m12 = M.dropnan.v1(
    input_data=m6.data
)

# Python 代码入口函数，input_1/2/3 对应三个输入端，data_1/2/3 对应三个输出端
def m17_run_bigquant_run(input_1, input_2, input_3):
    # 示例代码如下。在这里编写您的代码
    df1=input_1.read_pickle()
    df2=input_2.read_pickle()
    df=df1+df2
    print(df)
    data_1 = DataSource.write_pickle(df)
    return Outputs(data_1=data_1, data_2=None, data_3=None)

m17 = M.cached.v3(
    input_1=m15.data,
    input_2=m3.data,
    run=m17_run_bigquant_run
)

m14 = M.stock_ranker_train.v5(
    training_ds=m12.data,
    features=m17.data_1,
    learning_algorithm='排序',
    number_of_leaves=30,
    minimum_docs_per_leaf=1000,
    number_of_trees=20,
    learning_rate=0.1,
    max_bins=1023,
    feature_fraction=1,
    m_lazy_run=False
)

def dma(X,A):
    result=pd.DataFrame(np.zeros((len(X),X.columns.size)),index=list(X.index),columns=X.columns)
    result.iloc[0]=X.iloc[0]*A.iloc[0]
    for i in range(1,len(X)):
        result.iloc[i]=A.iloc[i]*X.iloc[i]+(1-A.iloc[i])*result.iloc[i-1]        
    return result
def cal_cyc(df,N):
    hsl=pd.pivot_table(df,values='turn_0',index=['date'],columns=['instrument'])/100
    if N>0:    
        AN=dma(N*hsl/(1+(N-1)*hsl),(1+(N-1)*hsl)/N)
    else:
        AN=hsl
    mclose=pd.pivot_table(df,values='close_0',index=['date'],columns=['instrument'])
    mopen=pd.pivot_table(df,values='open_0',index=['date'],columns=['instrument'])
    mid=(mclose+mopen)/2
    AN_1=AN.shift(1)
    AN_1.iloc[0]=0
    if N>0:
        CYCN=dma(mid*hsl/(AN-AN_1*(1-hsl)*4/5),1-(N-1)*AN_1*(1-hsl)/N/AN)
    else:
        CYCN=dma(mid*hsl/(AN-AN_1*(1-hsl)),1-AN_1*(1-hsl)/AN)
    cycn=CYCN.T.unstack().reset_index()
    cycn.columns=['date','instrument','cyc'+str(N)]
    df1=df.merge(cycn,on=['date','instrument']).copy()
    df1['close_0']=df1['cyc'+str(N)]
    return df1['close_0']
# 按股票代码groupby计算个股超额收益率数据
def cyc(df,close_0,open_0,turn_0):
    return cal_cyc(df,5)

m10_user_functions_bigquant_run = {
    'cyc':  cyc
}
m10 = M.derived_feature_extractor.v2(
    input_data=m9.data,
    features=m15.data,
    date_col='date',
    instrument_col='instrument',
    user_functions=m10_user_functions_bigquant_run
)

m18 = M.derived_feature_extractor.v2(
    input_data=m10.data,
    features=m3.data,
    date_col='date',
    instrument_col='instrument',
    user_functions={}
)

m13 = M.dropnan.v1(
    input_data=m18.data
)

m7 = M.stock_ranker_predict.v5(
    model=m14.model,
    data=m13.data,
    m_lazy_run=False
)

# 回测引擎：每日数据处理函数，每天执行一次
def m11_handle_data_bigquant_run(context, data):
    # 按日期过滤得到今日的预测数据
    ranker_prediction = context.ranker_prediction[
        context.ranker_prediction.date == data.current_dt.strftime('%Y-%m-%d')]

    # 1. 资金分配
    # 平均持仓时间是hold_days，每日都将买入股票，每日预期使用 1/hold_days 的资金
    # 实际操作中，会存在一定的买入误差，所以在前hold_days天，等量使用资金；之后，尽量使用剩余资金（这里设置最多用等量的1.5倍）
    is_staging = context.trading_day_index < context.options['hold_days'] # 是否在建仓期间（前 hold_days 天）
    cash_avg = context.portfolio.portfolio_value / context.options['hold_days']
    cash_for_buy = min(context.portfolio.cash, (1 if is_staging else 1.5) * cash_avg)
    cash_for_sell = cash_avg - (context.portfolio.cash - cash_for_buy)
    positions = {e.symbol: p.amount * p.last_sale_price
                 for e, p in context.perf_tracker.position_tracker.positions.items()}

    # 2. 生成卖出订单：hold_days天之后才开始卖出；对持仓的股票，按机器学习算法预测的排序末位淘汰
    if not is_staging and cash_for_sell > 0:
        equities = {e.symbol: e for e, p in context.perf_tracker.position_tracker.positions.items()}
        instruments = list(reversed(list(ranker_prediction.instrument[ranker_prediction.instrument.apply(
                lambda x: x in equities and not context.has_unfinished_sell_order(equities[x]))])))
        # print('rank order for sell %s' % instruments)
        for instrument in instruments:
            context.order_target(context.symbol(instrument), 0)
            cash_for_sell -= positions[instrument]
            if cash_for_sell <= 0:
                break

    # 3. 生成买入订单：按机器学习算法预测的排序，买入前面的stock_count只股票
    buy_cash_weights = context.stock_weights
    buy_instruments = list(ranker_prediction.instrument[:len(buy_cash_weights)])
    max_cash_per_instrument = context.portfolio.portfolio_value * context.max_cash_per_instrument
    for i, instrument in enumerate(buy_instruments):
        cash = cash_for_buy * buy_cash_weights[i]
        if cash > max_cash_per_instrument - positions.get(instrument, 0):
            # 确保股票持仓量不会超过每次股票最大的占用资金量
            cash = max_cash_per_instrument - positions.get(instrument, 0)
        if cash > 0:
            context.order_value(context.symbol(instrument), cash)

# 回测引擎：准备数据，只执行一次
def m11_prepare_bigquant_run(context):
    pass

# 回测引擎：初始化函数，只执行一次
def m11_initialize_bigquant_run(context):
    # 加载预测数据
    context.ranker_prediction = context.options['data'].read_df()

    # 系统已经设置了默认的交易手续费和滑点，要修改手续费可使用如下函数
    context.set_commission(PerOrder(buy_cost=0.0003, sell_cost=0.0013, min_cost=5))
    # 预测数据，通过options传入进来，使用 read_df 函数，加载到内存 (DataFrame)
    # 设置买入的股票数量，这里买入预测股票列表排名靠前的5只
    stock_count = 5
    # 每只的股票的权重，如下的权重分配会使得靠前的股票分配多一点的资金，[0.339160, 0.213986, 0.169580, ..]
    context.stock_weights = T.norm([1 / math.log(i + 2) for i in range(0, stock_count)])
    # 设置每只股票占用的最大资金比例
    context.max_cash_per_instrument = 0.2
    context.options['hold_days'] = 5

m11 = M.trade.v3(
    instruments=m8.data,
    options_data=m7.predictions,
    start_date='',
    end_date='',
    handle_data=m11_handle_data_bigquant_run,
    prepare=m11_prepare_bigquant_run,
    initialize=m11_initialize_bigquant_run,
    volume_limit=0.025,
    order_price_field_buy='open',
    order_price_field_sell='close',
    capital_base=1000000,
    benchmark='000300.SHA',
    auto_cancel_non_tradable_orders=True,
    data_frequency='daily',
    price_type='真实价格',
    plot_charts=True,
    backtest_only=False,
    amount_integer=False
)

[2018-04-12 20:49:07.953714] INFO: bigquant: instruments.v2 开始运行..
[2018-04-12 20:49:07.989334] INFO: bigquant: instruments.v2 运行完成[0.035604s].
[2018-04-12 20:49:08.009076] INFO: bigquant: advanced_auto_labeler.v2 开始运行..
[2018-04-12 20:49:25.825677] INFO: 自动数据标注: 加载历史数据: 1139646 行
[2018-04-12 20:49:25.828011] INFO: 自动数据标注: 开始标注 ..
[2018-04-12 20:49:29.881960] INFO: bigquant: advanced_auto_labeler.v2 运行完成[21.872863s].
[2018-04-12 20:49:29.906899] INFO: bigquant: input_features.v1 开始运行..
[2018-04-12 20:49:29.918624] INFO: bigquant: input_features.v1 运行完成[0.011725s].
[2018-04-12 20:49:29.947292] INFO: bigquant: general_feature_extractor.v6 开始运行..
[2018-04-12 20:49:56.484131] INFO: 基础特征抽取: 年份 2014, 特征行数=569948
[2018-04-12 20:49:58.536735] INFO: 基础特征抽取: 年份 2015, 特征行数=569698
[2018-04-12 20:50:21.251885] INFO: 基础特征抽取: 年份 2016, 特征行数=0
[2018-04-12 20:50:21.313158] INFO: 基础特征抽取: 总行数: 1139646
[2018-04-12 20:50:21.319280] INFO: bigquant: general_feature_extractor.v6 运行完成[51.371986s].
[2018-04-12 20:50:21.329312] INFO: bigquant: instruments.v2 开始运行..
[2018-04-12 20:50:21.345034] INFO: bigquant: 命中缓存
[2018-04-12 20:50:21.349291] INFO: bigquant: instruments.v2 运行完成[0.019995s].
[2018-04-12 20:50:21.376950] INFO: bigquant: general_feature_extractor.v6 开始运行..
[2018-04-12 20:50:23.053482] INFO: 基础特征抽取: 年份 2016, 特征行数=641546
[2018-04-12 20:50:24.503376] INFO: 基础特征抽取: 年份 2017, 特征行数=0
[2018-04-12 20:50:24.523157] INFO: 基础特征抽取: 总行数: 641546
[2018-04-12 20:50:24.529078] INFO: bigquant: general_feature_extractor.v6 运行完成[3.152097s].
[2018-04-12 20:50:24.540849] INFO: bigquant: input_features.v1 开始运行..
[2018-04-12 20:50:24.557163] INFO: bigquant: input_features.v1 运行完成[0.016299s].
[2018-04-12 20:50:24.578076] INFO: bigquant: derived_feature_extractor.v2 开始运行..
[2018-04-12 20:50:36.544079] INFO: derived_feature_extractor: 提取完成 cyc(close_0,open_0,turn_0), 11.193s
[2018-04-12 20:50:36.912839] INFO: derived_feature_extractor: /y_2014, 569948
[2018-04-12 20:50:37.760230] INFO: derived_feature_extractor: /y_2015, 569698
[2018-04-12 20:50:38.332797] INFO: bigquant: derived_feature_extractor.v2 运行完成[13.754727s].
[2018-04-12 20:50:38.353888] INFO: bigquant: derived_feature_extractor.v2 开始运行..
[2018-04-12 20:50:39.377893] INFO: derived_feature_extractor: /y_2014, 569948
[2018-04-12 20:50:40.069920] INFO: derived_feature_extractor: /y_2015, 569698
[2018-04-12 20:50:41.067688] INFO: bigquant: derived_feature_extractor.v2 运行完成[2.713753s].
[2018-04-12 20:50:41.087496] INFO: bigquant: join.v3 开始运行..
[2018-04-12 20:50:43.872655] INFO: join: /y_2014, 行数=567866/569948, 耗时=1.970536s
[2018-04-12 20:50:45.741040] INFO: join: /y_2015, 行数=546721/569698, 耗时=1.813615s
[2018-04-12 20:50:46.204652] INFO: join: 最终行数: 1114587
[2018-04-12 20:50:46.212554] INFO: bigquant: join.v3 运行完成[5.125032s].
[2018-04-12 20:50:46.240826] INFO: bigquant: dropnan.v1 开始运行..
[2018-04-12 20:50:47.414898] INFO: dropnan: /y_2014, 397213/567866
[2018-04-12 20:50:48.045079] INFO: dropnan: /y_2015, 149538/546721
[2018-04-12 20:50:48.072210] INFO: dropnan: 行数: 546751/1114587
[2018-04-12 20:50:48.108157] INFO: bigquant: dropnan.v1 运行完成[1.867319s].
[2018-04-12 20:50:48.270206] INFO: bigquant: cached.v3 开始运行..
['cyc(close_0,open_0,turn_0)', 'close_0', 'open_0', 'turn_0']
[2018-04-12 20:50:48.385666] INFO: bigquant: cached.v3 运行完成[0.115449s].
[2018-04-12 20:50:48.404484] INFO: bigquant: stock_ranker_train.v5 开始运行..
[2018-04-12 20:50:49.030274] INFO: df2bin: prepare bins ..
[2018-04-12 20:50:49.651986] INFO: df2bin: prepare data: training ..
[2018-04-12 20:50:49.978873] INFO: df2bin: sort ..
[2018-04-12 20:51:00.643856] INFO: stock_ranker_train: 1fa68d7a 准备训练: 546751 行数
[2018-04-12 20:51:53.185365] INFO: bigquant: stock_ranker_train.v5 运行完成[64.780863s].
[2018-04-12 20:51:53.214697] INFO: bigquant: derived_feature_extractor.v2 开始运行..
[2018-04-12 20:51:59.802942] INFO: derived_feature_extractor: 提取完成 cyc(close_0,open_0,turn_0), 6.152s
[2018-04-12 20:52:00.059530] INFO: derived_feature_extractor: /y_2016, 641546
[2018-04-12 20:52:00.570004] INFO: bigquant: derived_feature_extractor.v2 运行完成[7.35531s].
[2018-04-12 20:52:00.611938] INFO: bigquant: derived_feature_extractor.v2 开始运行..
[2018-04-12 20:52:01.292288] INFO: derived_feature_extractor: /y_2016, 641546
[2018-04-12 20:52:01.857077] INFO: bigquant: derived_feature_extractor.v2 运行完成[1.245113s].
[2018-04-12 20:52:01.875119] INFO: bigquant: dropnan.v1 开始运行..
[2018-04-12 20:52:02.945377] INFO: dropnan: /y_2016, 434223/641546
[2018-04-12 20:52:02.972832] INFO: dropnan: 行数: 434223/641546
[2018-04-12 20:52:03.023616] INFO: bigquant: dropnan.v1 运行完成[1.148475s].
[2018-04-12 20:52:03.043352] INFO: bigquant: stock_ranker_predict.v5 开始运行..
[2018-04-12 20:52:03.609712] INFO: df2bin: prepare data: prediction ..
[2018-04-12 20:52:13.276952] INFO: stock_ranker_predict: 准备预测: 434223 行
[2018-04-12 20:52:18.052535] INFO: bigquant: stock_ranker_predict.v5 运行完成[15.009127s].
[2018-04-12 20:52:18.178473] INFO: bigquant: backtest.v7 开始运行..
[2018-04-12 20:52:18.611469] INFO: algo: set price type:original
[2018-04-12 20:53:07.418839] INFO: algo: get splits [2016-05-16 00:00:00+00:00] [asset:Equity(1191 [000521.SZA]), ratio:0.9894736597276048]
[2018-04-12 20:53:07.420901] INFO: Position: position handle split[sid:1191, orig_amount:5600, new_amount:5659.0, orig_cost:5.851755015109159,new_cost:5.79, ratio:0.9894736597276048, last_sale_price:5.639999671720224]
[2018-04-12 20:53:07.422147] INFO: Position: after split: asset: Equity(1191 [000521.SZA]), amount: 5659.0, cost_basis: 5.79, last_sale_price: 5.699999809265137
[2018-04-12 20:53:07.423333] INFO: Position: returning cash: 3.24
[2018-04-12 20:53:07.618135] INFO: algo: get splits [2016-05-20 00:00:00+00:00] [asset:Equity(456 [600273.SHA]), ratio:0.9817742294602245]
[2018-04-12 20:53:07.624547] INFO: Position: position handle split[sid:456, orig_amount:3200, new_amount:3259.0, orig_cost:8.192456628898066,new_cost:8.04, ratio:0.9817742294602245, last_sale_price:8.08000145903707]
[2018-04-12 20:53:07.626572] INFO: Position: after split: asset: Equity(456 [600273.SHA]), amount: 3259.0, cost_basis: 8.04, last_sale_price: 8.229999542236328
[2018-04-12 20:53:07.631601] INFO: Position: returning cash: 3.27
[2018-04-12 20:53:07.785861] INFO: algo: get splits [2016-05-24 00:00:00+00:00] [asset:Equity(2177 [002752.SZA]), ratio:0.6638655701596802]
[2018-04-12 20:53:07.788689] INFO: Position: position handle split[sid:2177, orig_amount:2800, new_amount:4217.0, orig_cost:24.647392876760655,new_cost:16.36, ratio:0.6638655701596802, last_sale_price:16.590000598290406]
[2018-04-12 20:53:07.795412] INFO: Position: after split: asset: Equity(2177 [002752.SZA]), amount: 4217.0, cost_basis: 16.36, last_sale_price: 24.99
[2018-04-12 20:53:07.797475] INFO: Position: returning cash: 11.97
[2018-04-12 20:53:08.163680] INFO: algo: get splits [2016-05-27 00:00:00+00:00] [asset:Equity(1469 [300421.SZA]), ratio:0.9871792033778699]
[2018-04-12 20:53:08.172230] INFO: Position: position handle split[sid:1469, orig_amount:5100, new_amount:5166.0, orig_cost:28.436965588257014,new_cost:28.07, ratio:0.9871792033778699, last_sale_price:26.94999225221585]
[2018-04-12 20:53:08.175986] INFO: Position: after split: asset: Equity(1469 [300421.SZA]), amount: 5166.0, cost_basis: 28.07, last_sale_price: 27.3
[2018-04-12 20:53:08.178562] INFO: Position: returning cash: 6.34
[2018-04-12 20:53:08.349422] INFO: algo: get splits [2016-05-31 00:00:00+00:00] [asset:Equity(387 [002705.SZA]), ratio:0.7576515545312362]
[2018-04-12 20:53:08.351661] INFO: algo: get splits [2016-05-31 00:00:00+00:00] [asset:Equity(1302 [603555.SHA]), ratio:0.9820074030483669]
[2018-04-12 20:53:08.353605] INFO: Position: position handle split[sid:1302, orig_amount:1900, new_amount:1934.0, orig_cost:24.507351026214632,new_cost:24.07, ratio:0.9820074030483669, last_sale_price:24.560005150239657]
[2018-04-12 20:53:08.355071] INFO: Position: after split: asset: Equity(1302 [603555.SHA]), amount: 1934.0, cost_basis: 24.07, last_sale_price: 25.01
[2018-04-12 20:53:08.356653] INFO: Position: returning cash: 19.95
[2018-04-12 20:53:08.933389] INFO: algo: get splits [2016-06-13 00:00:00+00:00] [asset:Equity(1431 [002189.SZA]), ratio:0.9992935223224572]
[2018-04-12 20:53:08.940932] INFO: Position: position handle split[sid:1431, orig_amount:1800, new_amount:1801.0, orig_cost:28.708610962183766,new_cost:28.69, ratio:0.9992935223224572, last_sale_price:28.280005919325085]
[2018-04-12 20:53:08.943080] INFO: Position: after split: asset: Equity(1431 [002189.SZA]), amount: 1801.0, cost_basis: 28.69, last_sale_price: 28.299999237060547
[2018-04-12 20:53:08.951140] INFO: Position: returning cash: 7.71
[2018-04-12 20:53:09.498052] INFO: algo: get splits [2016-06-21 00:00:00+00:00] [asset:Equity(251 [603222.SHA]), ratio:0.49879269733631143]
[2018-04-12 20:53:09.506502] INFO: Position: position handle split[sid:251, orig_amount:6600, new_amount:13231.0, orig_cost:28.938682766160483,new_cost:14.43, ratio:0.49879269733631143, last_sale_price:14.46000018161508]
[2018-04-12 20:53:09.511288] INFO: Position: after split: asset: Equity(251 [603222.SHA]), amount: 13231.0, cost_basis: 14.43, last_sale_price: 28.989999771118164
[2018-04-12 20:53:09.513302] INFO: Position: returning cash: 13.74
[2018-04-12 20:53:09.770084] INFO: algo: get splits [2016-06-23 00:00:00+00:00] [asset:Equity(1396 [000851.SZA]), ratio:0.998359185488799]
[2018-04-12 20:53:09.777379] INFO: Position: position handle split[sid:1396, orig_amount:2900, new_amount:2904.0, orig_cost:12.103630038322203,new_cost:12.08, ratio:0.998359185488799, last_sale_price:12.169998471108459]
[2018-04-12 20:53:09.795949] INFO: Position: after split: asset: Equity(1396 [000851.SZA]), amount: 2904.0, cost_basis: 12.08, last_sale_price: 12.19
[2018-04-12 20:53:09.802216] INFO: Position: returning cash: 9.32
[2018-04-12 20:53:09.921066] INFO: algo: get splits [2016-06-24 00:00:00+00:00] [asset:Equity(2270 [601789.SHA]), ratio:0.49453540851178746]
[2018-04-12 20:53:10.045480] INFO: algo: get splits [2016-06-27 00:00:00+00:00] [asset:Equity(3024 [601890.SHA]), ratio:0.9930714167844676]
[2018-04-12 20:53:10.434824] INFO: algo: get splits [2016-07-01 00:00:00+00:00] [asset:Equity(1383 [000404.SZA]), ratio:0.991683773268475]
[2018-04-12 20:53:10.440256] INFO: Position: position handle split[sid:1383, orig_amount:4300, new_amount:4336.0, orig_cost:8.202460178667906,new_cost:8.13, ratio:0.991683773268475, last_sale_price:9.53999789884273]
[2018-04-12 20:53:10.447637] INFO: Position: after split: asset: Equity(1383 [000404.SZA]), amount: 4336.0, cost_basis: 8.13, last_sale_price: 9.62
[2018-04-12 20:53:10.452700] INFO: Position: returning cash: 0.57
[2018-04-12 20:53:10.756575] INFO: algo: get splits [2016-07-06 00:00:00+00:00] [asset:Equity(2686 [601599.SHA]), ratio:0.4978051823801034]
[2018-04-12 20:53:11.449338] INFO: algo: get splits [2016-07-18 00:00:00+00:00] [asset:Equity(2688 [603997.SHA]), ratio:0.993596069919467]
[2018-04-12 20:53:11.456112] INFO: algo: get splits [2016-07-18 00:00:00+00:00] [asset:Equity(438 [603979.SHA]), ratio:0.830501306053785]
[2018-04-12 20:53:11.461474] INFO: Position: position handle split[sid:438, orig_amount:1500, new_amount:1806.0, orig_cost:24.947482922721182,new_cost:20.72, ratio:0.830501306053785, last_sale_price:20.529991715389574]
[2018-04-12 20:53:11.466822] INFO: Position: after split: asset: Equity(438 [603979.SHA]), amount: 1806.0, cost_basis: 20.72, last_sale_price: 24.719999313354492
[2018-04-12 20:53:11.473215] INFO: Position: returning cash: 2.83
[2018-04-12 20:53:26.378194] INFO: Performance: Simulated 244 trading days out of 244.
[2018-04-12 20:53:26.381401] INFO: Performance: first open: 2016-01-04 01:30:00+00:00
[2018-04-12 20:53:26.387949] INFO: Performance: last close: 2016-12-30 07:00:00+00:00

[2018-04-12 20:53:30.597165] INFO: bigquant: backtest.v7 运行完成[72.418671s].